Packaging box



FIG. 1 is a perspective view of a packaging box according to the present invention; and,

FIG. 2 is a front view of the packaging box of FIG. 1 .

A rear view, a left side view, a right side view, a top view, and a bottom view thereof are omitted since they do not contain ornamental features.

The broken lines are for the purpose of illustrating parts of the article and form no part of the claimed design. 

CLAIM The ornamental design for a packaging box, as shown and described. 